diff options
Diffstat (limited to 'fs/btrfs/transaction.c')
| -rw-r--r-- | fs/btrfs/transaction.c | 29 |
1 files changed, 1 insertions, 28 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index e9c8ebeedd7..c2c3b428196 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -332,7 +332,6 @@ int btrfs_write_and_wait_marked_extents(struct btrfs_root *root, int werr = 0; struct page *page; struct inode *btree_inode = root->fs_info->btree_inode; - struct extent_io_tree *io_tree = &BTRFS_I(btree_inode)->io_tree; u64 start = 0; u64 end; unsigned long index; @@ -373,11 +372,6 @@ int btrfs_write_and_wait_marked_extents(struct btrfs_root *root, page_cache_release(page); } } - /* - * we unplug once and then use the wait_on_extent_bit for - * everything else - */ - blk_run_address_space(btree_inode->i_mapping); while(1) { ret = find_first_extent_bit(dirty_pages, 0, &start, &end, EXTENT_DIRTY); @@ -398,28 +392,7 @@ int btrfs_write_and_wait_marked_extents(struct btrfs_root *root, if (err) werr = err; } - if (PageWriteback(page)) { - /* - * we don't wait on the page writeback bit - * because that triggers a lot of unplugs. - * The extent bits are much nicer to - * the disks, but come with a slightly - * higher latency because we aren't forcing - * unplugs. - */ - wait_on_extent_writeback(io_tree, - page_offset(page), - page_offset(page) + - PAGE_CACHE_SIZE - 1); - } - if (PageWriteback(page)) { - /* - * the state bits get cleared before the - * page bits, lets add some extra - * paranoia here - */ - wait_on_page_writeback(page); - } + wait_on_page_writeback(page); page_cache_release(page); cond_resched(); } |